Decimal string to floating point conversion with correct half-to-even rounding
newshound2 at digitalmars.com
Sun Jul 5 06:23:35 UTC 2020
On 7/4/2020 8:09 PM, 9il wrote:
> On Saturday, 4 July 2020 at 20:35:48 UTC, Walter Bright wrote:
>> On 6/21/2020 8:24 AM, 9il wrote:
>>> So excited to finally announce we can correctly parse floating-point numbers
>>> according to IEEE round half-to-even (bankers) rule like in C/C++, Rust, and
>> Great work! Would you like to add it to dmd?
> Thank you! Yes.
> It would be very much appreciated to preserve the `mir.` namespace for the
> `parse` module, the required `bignum` package*. Also, whenever the code will be
> located I would like to have control over it. Will you agree?
> * - `mir.bignum` is 6K LOC and it is expected to grow up to 20K LOC if finished.
> The package includes abstract views for big integers, decimal, and binary FP
> numbers; stack-allocated big integers; midsize unsigned integers; software FP
> numbers with extended precision.
Does the float parsing code require bignum?
I'm also not sure I know what you mean by control. Contributions to dmd would
need to be Boost Licensed, which means anyone can do what they like with them.
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